What was used to create the HTML5 animations?
Nintendo, if you're listening I also use Sketch.
On topic, like the use of observers to trigger the demos. Been toying with that on my personal site as well and really makes the reading experience feel better.
Got a Stripe vibe going on, beautiful interactions!
This site crashed my 2016 MBP, lol.
bizarrely it also crashed my 2016 rMBP
This website is supremely optimized. I just love how fast it loaded with one click.